1 Meeting 36 –Chapter 11 States of Matter & Intermolecular Forces In Chapter 11, we return to the macroscopicworld and ask questions such as: why does ice float on water? Why does dry ice [CO2(s)] sublime at room temperature? We build on intramolecular forces to include intermolecular forces.
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2 Solids, liquids and gases (s, l, g) are phases: specific physical states of matter. Phase changes or Changes of State melting (s → l); freezing (l→S)vaporization (l → g); condensation (g → l)sublimation (s → g);deposition (gas → s)